quiz 5 key spring 2010 - Quiz 5 1) (1.5 pts) In the binding...

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Quiz 5 1) (1.5 pts) In the binding of oxygen to myoglobin, the relationship between the concentration of oxygen and the fraction of binding sites occupied can best be described as: A) hyperbolic. B) sigmoidal. C) linear with a negative slope. D) linear with a positive slope. E) random. F) none of the above 2) ( 1.5 pts) Which of the following is not correct concerning 2,3-bisphosphoglycerate (BPG)? A) It binds in the central cavity in the T-form of hemoglobin B) It preferentially binds to deoxyhemoglobin and stabilizes it C) It is present in the red blood cells D) It is an allosteric modulator E) All of the above F) None of the above 3) ( 1pt) Enzymes are potent catalysts because they: A) are consumed in the reactions they catalyze. B) lower the activation energy for the reactions they catalyze. C) are very specific and can prevent the conversion of products back to substrates. D)
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This note was uploaded on 05/06/2010 for the course BIOC 460 taught by Professor Ziegler during the Spring '07 term at University of Arizona- Tucson.

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quiz 5 key spring 2010 - Quiz 5 1) (1.5 pts) In the binding...

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